11 Hanbury Drive, Biggin Hill, Westerham, TN16 3EN

11 Hanbury Drive is a detached house in Biggin Hill, Westerham, Westerham (TN16 3EN). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (May 2024) shows a C (score 70). When first surveyed in April 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 81).

Untraded for 17 years, with the last transfer in August 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £594,000 sits 106.6% above the 2009 sale of £287,500. On a £-per-square-foot basis, the last sale (£198/sq ft) was about 36.2% below the postcode norm. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include tree works, meaningful when judging how the property has evolved.